EP 0638128 A1 19950215 - PROCESS AND AGENTS FOR WATERPROOFING MATERIALS HAVING A FIBROUS STRUCTURE.
Title (en)
PROCESS AND AGENTS FOR WATERPROOFING MATERIALS HAVING A FIBROUS STRUCTURE.
Title (de)
VERFAHREN ZUR HYDROPHOBIERUNG VON MATERIALIEN FASERIGER STRUKTUR UND MITTEL ZUR DURCHFÜHRUNG DES VERFAHRENS.
Title (fr)
PROCEDE ET DISPOSITIF D'IMPERMEABILISATION DE MATERIAUX A STRUCTURE FIBREUSE.
Publication
Application
Priority
- DE 4214150 A 19920429
- EP 9300983 W 19930423
Abstract (en)
[origin: US5686011A] PCT No. PCT/EP93/00983 Sec. 371 Date Feb. 8, 1995 Sec. 102(e) Date Feb. 8, 1995 PCT Filed Apr. 23, 1993 PCT Pub. No. WO93/22464 PCT Pub. Date Nov. 11, 1993A process is disclosed for waterproofing materials having a fibrous structure, such as leather, persian leather or leather replacement materials, by using waterproofing agents containing sulfosuccinic acid esters. Also disclosed are waterproofing agents used to carry out this process. The sulfosuccinic acid esters are prepared by reacting maleic anhydride with monohydric or polyhydric alcohols, then by sulfitizing them. Reactive siloxanes may also be used as polyhydric alcohols.
IPC 1-7
IPC 8 full level
C08G 77/38 (2006.01); C08G 77/392 (2006.01); C14C 9/00 (2006.01); C14C 9/02 (2006.01)
CPC (source: EP US)
C08G 77/392 (2013.01 - EP US); C14C 9/00 (2013.01 - EP US)
Citation (search report)
See references of WO 9322464A1
Designated contracting state (EPC)
AT BE CH DE ES FR GB IT LI NL PT
DOCDB simple family (publication)
US 5686011 A 19971111; AT E142703 T1 19960915; AU 4261893 A 19931129; AU 671281 B2 19960822; BR 9306302 A 19980630; DE 4214150 A1 19931111; DE 59303766 D1 19961017; EP 0638128 A1 19950215; EP 0638128 B1 19960911; ES 2068168 T1 19950416; ES 2068168 T3 19970101; UY 23570 A1 19930604; WO 9322464 A1 19931111
DOCDB simple family (application)
US 32542795 A 19950208; AT 93911776 T 19930423; AU 4261893 A 19930423; BR 9306302 A 19930423; DE 4214150 A 19920429; DE 59303766 T 19930423; EP 9300983 W 19930423; EP 93911776 A 19930423; ES 93911776 T 19930423; UY 23570 A 19930421